Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 330: | \[{15^{330}-1\over14}\] | 24 × 112 × 23 × 31 × 61 × 67 × 211 × 241 × 331 × 463 × 661 × 859 × 1531 × 2333 × 4931 × 8537 × 19231 × 142111 × 1011671 × 1248721 × 39225301 × 552548701 × 3055718821 × 23504771357<11> × 62475406423<11> × 135088596919<12> × 3438685189501<13> × 4969143820807<13> × 6713464194361<13> × 58925748316711<14> × 1758543013624537801<19> × 215930170569290447161<21> × 182421048277554866241038281<27> × 4134133437409562377193865001<28> × 43357704552575193687131810006997961<35> × 9273757272736041033417670310849312570581<40> × 6945647676947900433490732750682148356329247621161<49> |